National Weather Service United States Department of Commerce

Unseasonably cold temperatures spreading into central U.S.

A strong cold front will usher a much colder air mass into the central and eastern U.S. for the end of the work week. Temperatures will be 10 to 20 degrees below average in some areas. Rain and snow will be possible across the Great Lakes on Friday as the system crosses the area. Heavy snow is possible in the central Appalachians Friday night.
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Current Conditions

San Francisco County

Zone Forecast

  • Today Rain in the morning...then showers and a slight chance of thunderstorms in the afternoon. Highs in the lower to mid 60s. Southwest winds 5 to 15 mph...becoming northwest 10 to 15 mph in the afternoon.
  • Tonight A slight chance of thunderstorms in the evening. Showers likely. Some thunderstorms may produce small hail in the evening. Lows in the lower to mid 50s. West winds 10 to 15 mph.
  • Saturday Mostly cloudy. Breezy. A chance of showers in the morning...then a slight chance of showers in the afternoon. Highs in the upper 50s to mid 60s. West winds 5 to 10 mph increasing to 20 to 30 mph in the afternoon.
  • Saturday Night Partly cloudy in the evening then becoming clear except for fog after midnight. Lows in the upper 40s to mid 50s. West winds 15 to 20 mph...becoming north 5 to 10 mph after midnight.
  • Sunday Sunny. Patchy fog in the morning. Highs in the 60s. North winds 5 to 10 mph.
  • Sunday Night Mostly clear. Lows in the lower to mid 50s.
  • Monday Sunny. Highs in the 60s.
  • Monday Night Through Tuesday Night Partly cloudy. Lows in the 40s to upper 50s. Highs in the 60s to lower 70s.
  • Wednesday Through Thursday Mostly clear. Highs in the 60s to mid 70s. Lows in the 50s.